xref: /linux/tools/testing/selftests/bpf/prog_tests/autoattach.c (revision 4f2c0a4acffbec01079c28f839422e64ddeff004)
1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright (c) 2022 Google */
3 
4 #include <test_progs.h>
5 #include "test_autoattach.skel.h"
6 
test_autoattach(void)7 void test_autoattach(void)
8 {
9 	struct test_autoattach *skel;
10 
11 	skel = test_autoattach__open_and_load();
12 	if (!ASSERT_OK_PTR(skel, "skel_open_and_load"))
13 		goto cleanup;
14 
15 	/* disable auto-attach for prog2 */
16 	bpf_program__set_autoattach(skel->progs.prog2, false);
17 	ASSERT_TRUE(bpf_program__autoattach(skel->progs.prog1), "autoattach_prog1");
18 	ASSERT_FALSE(bpf_program__autoattach(skel->progs.prog2), "autoattach_prog2");
19 	if (!ASSERT_OK(test_autoattach__attach(skel), "skel_attach"))
20 		goto cleanup;
21 
22 	usleep(1);
23 
24 	ASSERT_TRUE(skel->bss->prog1_called, "attached_prog1");
25 	ASSERT_FALSE(skel->bss->prog2_called, "attached_prog2");
26 
27 cleanup:
28 	test_autoattach__destroy(skel);
29 }
30 
31